An Environmental Scientist Obtains a Sample of Water from an Irrigation

question 16

Multiple Choice

An environmental scientist obtains a sample of water from an irrigation canal that contains a certain type of bacteria at a concentration of 3 per milliliter. Find the mean
Number of bacteria in a 4-milliliter sample.

• A) 12
• B) 3
• C) 3.5
• D) 1.7

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Definitions:

Vaginal Intercourse

A sexual activity involving the insertion of the penis into the vagina.

Gay-Straight Alliance

A student-led or community-based organization, typically in a high school or college setting, that is intended to provide a safe and supportive environment for LGBTQ+ people and their allies.

Well-Being

Being in a state where one experiences comfort, healthiness, or happiness.

Racial

Pertaining to race, which encompasses classifications of humans based on physical and genetic characteristics.